TPS51388VABR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS51388VABR is a synchronous buck converter from Texas Instruments, designed for high-efficiency power management. It operates with an input voltage range of 4.5 V to 24 V and delivers up to 12 A of output current. The device supports adjustable output voltages from 600 mV to 5.5 V. Key electrical parameters include a typical quiescent current of 90 uA and a switching frequency of 1 GHz. It functions within a temperature range of -40°C to +125°C and utilizes a VQFN-HR-13 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for efficient step-down conversion
• Integrated high-side and low-side MOSFETs
• Supports wide input voltage range up to 24 V
• Capable of delivering continuous output current up to 12 A

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation in distributed power systems
• High-density server and workstation power supplies
• Industrial automation control modules
• Telecommunications infrastructure equipment

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'VABR' against the manufacturer's official datasheet to confirm package type and tape-and-reel specifications. Ensure compatibility with thermal requirements for the VQFN-HR-13 package. Confirm RoHS compliance status through official documentation before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when high current density and wide input voltage flexibility are required. The 1 GHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Evaluate thermal performance under maximum load conditions due to the high output current capability.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS51388 series of synchronous buck converters. It is distinct from evaluation modules like the TPS51385EVM or other family members such as the TPS54x38 series which may have different current ratings or input ranges. The VABR suffix indicates specific packaging and handling characteristics defined by Texas Instruments.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult official cross-reference lists from Texas Instruments for verified replacements.